OpenTechnical

OT-2026-000043345

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000043345) never changes.

Identity and time

Publication numberOT-2026-000043345 · never reused
Internal UUID01a0ae7b-327e-7acd-9cfe-ffd312bc1de8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043345
StatusPUBLIC

Content hashes

Canonical text530a299302cad367bf2f486dcc9928b7159686c96d91677318c3dee3f094a7c2
Markdown2ba05dacb2a07ae46d458bcf1c569e08ee71d172b20d4d344253775d9c262d09
PDF
Publication page29ea0067eeb5287c99f455e7baad2d0346f774a068b9299463c6220e07d8113e
Manifest8b8164da3bddbf627c27e5c4c44e691336e0d479e76e820556ff894d03f02543

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature7CphwbiBRORl9G/Mgck0FeWn10xUe3JWDDBuvqTc7xm2muiGk/c8LMblVQpyqBl8oQDK1sfWKkRwg4ng169QAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:51.574473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043345
observed 29ea0067eeb5287c99f455e7baad2d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.554846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043345/manifest.json
observed 8b8164da3bddbf627c27e5c4c44e6913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.535962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043345/publication.md
observed 2ba05dacb2a07ae46d458bcf1c569e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.518011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043345/publication.txt
observed 530a299302cad367bf2f486dcc9928b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.